19241225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 25206720

約数和(自身を除く): 5965495

約数列:

[1, 5, 23, 25, 109, 115, 307, 545, 575, 1535, 2507, 2725, 7061, 7675, 12535, 33463, 35305, 62675, 167315, 176525, 769649, 836575, 3848245, 19241225]

約数ペア:

[(1, 19241225), (5, 3848245), (23, 836575), (25, 769649), (109, 176525), (115, 167315), (307, 62675), (545, 35305), (575, 33463), (1535, 12535), (2507, 7675), (2725, 7061)]